Hacking 101: A Beginner's Guide to Penetration Testing Security is an introductory book that provides a practical guide to penetration testing and security.

It is designed to help beginners learn the basics of ethical hacking, including the tools, techniques, and methodologies used by penetration testers.

The book covers various topics, including network security, web application security, wireless security, social engineering, and more. It is an ideal resource for anyone who wants to learn how to test their own security or the security of their organization.